Merge pull request #5 from mitkniL/master

First pull request
Merge pull request #7 from mitkniL/master

basic arithmetic support
Merge pull request #10 from mitkniL/master

new vm organization
Added more instructions. Bitwise, cmp and pop (Refs #1)
Merge pull request #12 from abarisain/master

More opcodes implementations
added: control flow (jmp, je, jne)